| 31. | Using data from the Lothian Birth Cohort studies, Deary and colleagues have investigated the effects of ageing on cognition.
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| 32. | This was confirmed by another meta-analysis involving 945 286 patients in 8 retrospective cohort studies, most in the US.
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| 33. | Their results, however, can inform the design of slow and expensive longitudinal large-cohort studies that are definitive, for example.
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| 34. | Data from observational cohort studies have not shown a consistent association between flavan-3-ol intake and risk of cardiovascuar diseases.
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| 35. | A cohort study is a quasi-experiment used in medicine, nursing, correlations to determine the absolute risk of subject contraction.
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| 36. | Cohort studies are largely about the life histories of segments of populations, and the individual people who constitute these segments.
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| 37. | In cohort studies, obtaining a gold standard test on every patient may not always be ethical, practical, or cost effective.
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| 38. | The value of a cohort study depends on the researchers'capacity to stay in touch with all members of the cohort.
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| 39. | Many scientific articles have been published on the health and nutrition properties of a vegetarian diet from these cohort studies.
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| 40. | A cohort study of miners employed at the mine reported that 85 deaths attributable to mesothelioma had occurred by 1985.
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